blob: 610683fa6a8f531d3327d72a9d68402e22d9e315 [file] [log] [blame]
* MOV, 3GP, MP4 muxer
* Copyright (c) 2003 Thomas Raivio
* Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>
* Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
* This file is part of FFmpeg.
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include "avformat.h"
#define MOV_TIMESCALE 1000
#define RTP_MAX_PACKET_SIZE 1450
#define MODE_MP4 0x01
#define MODE_MOV 0x02
#define MODE_3GP 0x04
#define MODE_PSP 0x08 // example working PSP command line:
// ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
#define MODE_3G2 0x10
#define MODE_IPOD 0x20
typedef struct MOVIentry {
unsigned int size;
uint64_t pos;
unsigned int samplesInChunk;
unsigned int entries;
int cts;
int64_t dts;
#define MOV_SYNC_SAMPLE 0x0001
uint32_t flags;
} MOVIentry;
typedef struct HintSample {
uint8_t *data;
int size;
int sample_number;
int offset;
int own_data;
} HintSample;
typedef struct {
int size;
int len;
HintSample *samples;
} HintSampleQueue;
typedef struct MOVIndex {
int mode;
int entry;
unsigned timescale;
uint64_t time;
int64_t trackDuration;
long sampleCount;
long sampleSize;
int hasKeyframes;
#define MOV_TRACK_CTTS 0x0001
#define MOV_TRACK_STPS 0x0002
uint32_t flags;
int language;
int trackID;
int tag; ///< stsd fourcc
AVCodecContext *enc;
int vosLen;
uint8_t *vosData;
MOVIentry *cluster;
int audio_vbr;
int height; ///< active picture (w/o VBI) height for D-10/IMX
uint32_t tref_tag;
int tref_id; ///< trackID of the referenced track
int hint_track; ///< the track that hints this track, -1 if no hint track is set
int src_track; ///< the track that this hint track describes
AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer
uint32_t prev_rtp_ts;
int64_t cur_rtp_ts_unwrapped;
uint32_t max_packet_size;
HintSampleQueue sample_queue;
} MOVTrack;
typedef struct MOVMuxContext {
const AVClass *av_class;
int mode;
int64_t time;
int nb_streams;
int chapter_track; ///< qt chapter track number
int64_t mdat_pos;
uint64_t mdat_size;
MOVTrack *tracks;
int flags;
int rtp_flags;
} MOVMuxContext;
int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt);
int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt,
int track_index, int sample);
void ff_mov_close_hinting(MOVTrack *track);
#endif /* AVFORMAT_MOVENC_H */